| levels of chemicals in two fish species from four italian fishing areas. | this paper reports the results of an assessment of contamination by polychlorinated biphenyls and polycyclic aromatic hydrocarbons in two demersal species of commercial importance. the organisms considered were mullus barbatus and engraulis encrasicolus from three marine areas off the italian coasts: north and south adriatic sea and north tyrrhenian sea. the instrumental analyzes have revealed, in many samples examined, the presence of most of pcb congeners and 5 of the 16 pahs considered. organ ... | 2016 | 27423440 |